19th century cemetery hidden in Brooklyn's Prospect Park.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

One of the oldest Jewish cemeteries in the city, it is now overgrown with an urban forest.

A Manhattan Episcopal church with an eerie underground crypt.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

At this hidden studio, the dying art of taxidermy is alive and well.

This small, hidden cove is home to abandoned boats.

This castle-like building in Manhattan helped destigmatize cancer in the 19th century.

The first piece of public art dedicated to LGBT rights.

The preserved house of a jazz legend still echoes with his music.

The world's largest collection of materials relating to lesbian history is housed in a Brooklyn townhouse.

This small New York museum examines Chinese history from its origins right up to its arrival in the city.

This small and serene place for quiet reflection on Staten Island was built in China based on the gardens of the Ming Dynasty.

A collection of fanzines, recordings, and documents detailing the rise and influence of the feminist punk movement.

This iconic tattoo shop has its own onsite museum with artifacts from the early history of modern body art.

The oldest living tree in Manhattan comes shrouded in sinister legend.

This hidden library of physiological ephemera contains centuries worth of knowledge on the vim and viscera of the human body.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

From scholastic to sepulchral - now under reconstruction.

Love, knishes, and best wishes from this legendary Lower East Side bakery.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

Sniff the Titan Arum's rotting flesh.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.